What detects the original stimulus?

Um carro viaja de uma cidade A a uma cidade B, distantes 200km. seu percurso demora 4 horas, pois decorrida uma hora de viagem, o pneu dianteiro esquerdo furou e precisou ser trocado, levando 1 hora e 20 minutos do tempo total gasto.

A rock is suspended from a scale reads 20.0 N. A beaker of water is raised up so the rock is totally submerged in the water. The scale now reads 12.5 N. What is the density of the rock?

Beryllium, Be, and chlorine, Cl, form a binary ionic compound with a one-to-two ratio of beryllium ions to chloride ions. The formula for the compound is A. Be2Cl. B. 2BeCl. C. BeCl2. D. Be2Cl2.

Which statement correctly describes momentum? It is a scalar quantity because it involves magnitude only. It is a scalar quantity because it involves magnitude and direction. It is a vector quantity because it involves magnitude and direction.

En un juego de béisbol, un lanzador logra lanzar una pelota a 160 kilómetros por hora. Si la pelota choca con el bate, la energia cinética podría causar que el bate se rompa.

Predict whether the hottest part of a room will be near the ceiling, in the center, or near the floor, given that there is a hot-air vent near the floor.

Does light always travel at the same speed?

Four identical 2500 kg objects are at the corners of a square with 12m side what is the distance between A and B

An iron railroad rail is 800 ft long when the temperature is 31°C. What is its length (in ft) when the temperature is - 17°C?

How does the lever arm change if you decrease the angle of the force?